This inductor is made using POT Core, value Approx. 640uH to 680uH will work, current could be 100mA,
you may try Drum Core Coil from Mouser Part No 80-SBCP-80HY681H
https://www.mouser.in/ProductDetail/KEMET/SBCP-80HY681H?qs=pfd5qewlna7zBsC5r9mWjg%3D%3D
Or you may make one using POT Core, Value approx. 680uH , Current 100mA or less
https://www.digikey.com/catalog/en/partgroup/p-core-type/50202